Etymology and origin of the Latin word instantaneus
- Confidence
- Established
- Formation
- Derivation
- First attested
- 1236 Robert Grosseteste, letter More words from the 13th century
- Ultimate origin
- Latin īnstō
Etymology tree
From the same root
Forms
īnstantāneus (feminine īnstantānea, neuter īnstantāneum); first/second-declension adjective[1]
Etymology
Formed in Medieval Latin,[2][3] it is from Latin īnstāns (“present, instant”),[1] the present participle of īnstō (“to press on, be at hand”).[4][1] The MLW refers to Stotz's handbook for the way it was formed.[2]
Earliest recorded meaning
The first dated record is in a letter of Robert Grosseteste of 1236, which says that giving birth is not instantaneous but gradual;[5] the DMLBS lists a quotation from Robert of Flamborough's Penitential before it.[5] Köbler also dates Latham's first record to 1236.[4]
Semantic evolution
The word belongs to the language of medieval philosophy, where it describes a change or an act that takes place in a single instant rather than over a span of time.[2][5] Albertus Magnus speaks of many instantaneous changes that are not motions,[2] and Thomas Aquinas uses it in the Summa contra Gentiles.[6]
In the Latin of Poland and Bohemia it could also mean “insistent, urgent”, taking up the other sense of īnstāns.[7][8]
Timeline
- 1236 – Robert Grosseteste, in a letter, denies that giving birth is instantaneous.[5][4]
- 1259–1265 – Thomas Aquinas uses it in the Summa contra Gentiles.[6]
- 15th century – A Polish legal text uses it for “insistent”.[7]
- 1522 – A Cracow print speaks of urgent petitions with this word.[7]
Meanings
Adjective
- (Medieval Latin) Instantaneous, happening in a moment; sudden, very brief.[3][2][5][9]
- (Medieval Latin) Insistent, urgent.[7][8]
References
- ^ a b c Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e Mittellateinisches Wörterbuch bis zum ausgehenden 13. Jahrhundert (1967–), Munich: C. H. Beck; Bayerische Akademie der Wissenschaften
- ^ a b Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
- ^ a b c Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ a b c d e Latham, R. E., D. R. Howlett, R. K. Ashdowne, et al. (1975–2013), Dictionary of Medieval Latin from British Sources, London: British Academy / Oxford University Press
- ^ a b Schütz, Ludwig (1895), Thomas-Lexikon, 2nd ed., Paderborn: F. Schöningh
- ^ a b c d Lexicon mediae et infimae Latinitatis Polonorum (1953–), Kraków: Instytut Języka Polskiego PAN; electronic ed. elexicon.scriptores.pl
- ^ a b Latinitatis medii aevi lexicon Bohemorum / Slovník středověké latiny v českých zemích (1977–), Prague: Academia; electronic version, Institute of Philosophy of the Czech Academy of Sciences
- ^ Bartal, Antal, et al. (1987–), Lexicon Latinitatis Medii Aevi Hungariae, Budapest: Akadémiai Kiadó; online ed. ELTE
Cite this entry
“Instantaneus.” Etymologically, 7 Nov. 2026, etymologically.com/la/instantaneus. Accessed 8 Nov. 2026.
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